Freakonomics Radio 472. This Is Your Brain on Pollution
Aug 12, 2021
Michael Greenstone, a leading economist from the University of Chicago, sheds light on the staggering global impact of air pollution, linking it to 7 million deaths annually. He discusses how even low levels of particulate matter can impair cognitive function, with revealing studies showing significant declines in memory and decision-making abilities. Greenstone also highlights the economic ramifications of pollution, making a compelling case for stricter regulations as a means to protect public health and enhance productivity.
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Pollution's Impact
- Air pollution is a severe global health threat, exceeding deaths from smoking, wars, and car accidents.
- It costs the global economy trillions of dollars annually and significantly impacts life expectancy.
Cognitive Impact on Productivity
- Economists are interested in pollution's impact on productivity.
- Cognitive impairment from pollution could significantly increase the economic costs.
Clean Air Act's Success
- The Clean Air Act significantly reduced U.S. pollution, which previously resembled present-day Delhi.
- White-collar workers in Gary, Indiana, used to carry a second shirt due to heavy pollution.